pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.1199999	OCHEM	1	0	NC(=O)[C@@H](O)[C@H]([NH3+])C(=O)O	NC(=O)[C@@H](O)[C@H]([NH3+])C(=O)[O-]	mol32491	NC(=O)C(O)C(N)C(=O)O